lehmus
Lehmus is a surname of German origin. The name appears in historical mathematical literature in connection with a geometric result known as Lehmus’ theorem. In Euclidean geometry, Lehmus’ theorem states that if two internal angle bisectors of a triangle have equal length, then the triangle is isosceles; equivalently, the base angles are equal. The theorem is often presented as a classical problem illustrating geometric reasoning and the relationships between angle bisectors and side lengths.
As a surname, Lehmus has appeared among scholars and scientists in German-speaking regions. Individuals bearing the
In broader use, Lehmus does not denote a contemporary scientific term or concept beyond its role as